30761955

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{1993}}^1$

素因数の和:2025

約数の個数: 48

約数和(自身を含む): 62212800

約数和(自身を除く): 31450845

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1715, 1993, 2205, 3087, 5145, 5979, 9965, 13951, 15435, 17937, 29895, 41853, 69755, 89685, 97657, 125559, 209265, 292971, 488285, 627795, 683599, 878913, 1464855, 2050797, 3417995, 4394565, 6152391, 10253985, 30761955]

約数ペア:

[(1, 30761955), (3, 10253985), (5, 6152391), (7, 4394565), (9, 3417995), (15, 2050797), (21, 1464855), (35, 878913), (45, 683599), (49, 627795), (63, 488285), (105, 292971), (147, 209265), (245, 125559), (315, 97657), (343, 89685), (441, 69755), (735, 41853), (1029, 29895), (1715, 17937), (1993, 15435), (2205, 13951), (3087, 9965), (5145, 5979)]